Fosroc Expancell

Expancell polyethylene foam back-up cords have the ability to perform several functions. They enable the correct width to depth ratio of the sealing slot to be maintained and provide a firm backing for the sealant to be tooled. This will precipitate wetting of the sides of the joint during the sealant application thus facilitating good adhesion. Main uses: - Non-absorbent and rot proof, the functional performance of - Expancell is not impaired by climatic extremes. - Economical Easy to install Readily compressible Rot proof and non-absorbent Provides bond breaker and minimum strain shape for joint sealants Provides a firm backing for sealant tooling - Brand: Fosroc - Technical datasheet available on request.